" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
21. Rumus mencari PanjangBusur = Ł/360° x KelilingLingkaran
Note:
Ł= sudut O jika diketahui
Keliling lingkaran, jika diketahui jari-jari maka : 2 x phi x r
PB = 105°/ 360° x 2 x phi x r
= 21/72 x 2 x 22/7 x 12
= 3/36 x 2 x 22 x 6
= 1/2 x 2 x 22
= 22 cm (a.)
Semoga membantu^^